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23 lines
574 B
C
23 lines
574 B
C
#include <stdio.h>
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#include <stdlib.h>
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#define limit 100 /*size of integers array*/
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int main()
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{
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unsigned long long int i,j;
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int *primes;
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int z = 1;
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primes = malloc(sizeof(int) * limit);
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for (i = 2; i < limit; i++)
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primes[i] = 1;
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for (i = 2; i < limit; i++)
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if (primes[i])
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for (j = i; i * j < limit; j++)
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primes[i * j] = 0;
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printf("\nPrime numbers in range 1 to 100 are: \n");
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for (i = 2; i < limit; i++)
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if (primes[i])
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printf("%d\n", i);
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return 0;
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} |